stephen frantzich, professor at the u.s. naval academy is the author. dr. frantzich, what does "o.o.p.s" as an acronym that stands for quite >> observing our politicians stumble. i woke up in the middle of the night and had to have some sort of a grabber in the title. so i tried all different words. it's observing our politicians stumble. >> why did she write a book about stumbles? >> i looked over recent political campaigns inside what do we remember? we tend to remember places for candidates made a mistake. i wanted to look at the questions of how many mistakes were fatal, how some candidates overcome mistakes come but mistakes to remember and what kind they don't remember and i want to look at the question of how that dominates campaign coverage as opposed to issues or performance of candidates and other things we think we do a teen. >> let's start with campaign coverage. that start with the media. mitt romney 47% and barack obama cling to guns. what was the media coverage like on those? >> i just ran the 47% mas two questions. one is how much depth did